Principal Software Engineer


Job Location:

Porto - Portugal

Yearly Salary: € 100000 - 200000
Posted on: 17 hours ago
Vacancies: 1 Vacancy

Job Summary

About the Hiring Process

When you apply our AI-powered matching platform considers you not only for this opportunity but also for other relevant roles across our network so one application can unlock multiple career opportunities.

We only work with real companies hiring for live positions. Every opportunity on our platform is an active search. If theres a strong match well guide you through the process. If not we wont ignore you.

About the Company

Our client is an early-stage healthcare AI startup building autonomous AI clinicians capable of transforming how healthcare is delivered.

Their mission is ambitious: create AI systems that can automate clinical workflows assist healthcare professionals and ultimately make high-quality healthcare accessible to everyone.

Working at the intersection of AI distributed systems and healthcare theyre building production-grade technology designed to solve one of humanitys most important challenges.

  • Location: Europe (Remote)
  • Employment Type: Full-time (Permanent or B2B)
  • Level: Principal Individual Contributor
  • Work Authorization: Must be based within the European Union (hired via Deel where applicable)

About the Role

Were looking for a Principal Software Engineer to design and build the core infrastructure powering autonomous AI clinicians.

This is a highly hands-on engineering role focused on building large-scale distributed systems AI agents secure healthcare infrastructure and production-grade backend platforms. Youll work directly with founders hospitals and healthcare providers to solve complex technical problems that have real-world impact.

If youre a builder who thrives in ambiguity enjoys solving difficult engineering challenges and wants to shape the future of AI-powered healthcare wed love to hear from you.

What Youll Do

AI Platform Engineering;

  • Architect and build AI agent systems for healthcare applications
  • Design scalable distributed backend services
  • Develop secure healthcare infrastructure handling sensitive clinical data
  • Build low-latency communication systems supporting voice and video workflows

Production Engineering;

  • Build scalable Python services powering enterprise healthcare platforms
  • Design APIs orchestration systems and backend infrastructure
  • Optimize system performance scalability and reliability
  • Improve deployment monitoring and operational excellence

AI Systems;

  • Build production systems around LLMs AI agents and reinforcement learning
  • Design agent orchestration frameworks
  • Integrate AI capabilities into real-world healthcare workflows
  • Continuously improve system accuracy and operational performance

Technical Leadership;

  • Translate ambiguous product challenges into scalable engineering solutions
  • Partner directly with founders and product teams
  • Help shape technical architecture and engineering standards
  • Mentor engineers through technical leadership and example

What Were Looking For

Must Have;

  • 5 years building complex production software systems
  • Strong Python engineering experience
  • Experience designing scalable distributed systems
  • Track record of building production-grade backend platforms
  • Experience turning ambiguous requirements into reliable solutions
  • Strong system design and architecture skills
  • Startup or high-growth company experience
  • High ownership and strong problem-solving mindset
  • Excellent communication skills
  • Based in Europe

Nice to Have;

  • Healthcare technology experience
  • AI LLM or Agentic AI experience
  • Reinforcement Learning
  • Cloud infrastructure (AWS GCP Azure)
  • Enterprise software experience
  • Open-source contributions
  • Background in Mathematics Computer Science or Physics
  • Experience building products from zero to production

What We Offer

  • salary
  • Meaningful equity package
  • Fully remote across Europe
  • Flexible employment (Permanent or B2B)
  • Opportunity to work directly with founders
  • High ownership from day one
  • Small elite engineering team
  • Mission-driven work solving one of healthcares biggest challenges
  • Opportunity to build technology with global impact

If youre excited about building production AI systems that could redefine the future of healthcare wed love to hear from you...

About the Hiring Process When you apply our AI-powered matching platform considers you not only for this opportunity but also for other relevant roles across our network so one application can unlock multiple career opportunities. We only work with real companies hiring for live positions. Every opp...